Fit:
RACER FIT: High-performancefit reduces stack height to pedal
X-Comfort Zone:
Ventilated expandable zone to accommodate a variety of feet widths and prevent numbness
Power Zone:
Increased arch support and power transfer
Boa IP1-S two-way micro-adjustment
Patented Carbon Composite outsole
Insole: Patented COOLMAX insole
HRS-100
Weight: 205g/7.2oz (size 38)